<template>
  <div class="father">
    <h3>父组件</h3>
    <h4>汽车：{{ car }}</h4>
    <h4 v-show="toy">玩具: {{ toy }}</h4>
		<!-- 父组件向子组件传递数据和方法(使用v-bind) -->
    <Child :car="car" :sendToy="getToy" />
  </div>
</template>

<script setup lang="ts" name="Father">
import { ref } from "vue";
import Child from "./Child.vue";

// 数据
let car = ref("奔驰");
let toy = ref("");

// 方法
function getToy(value: string) {
  console.log("父组件收到子组件的值：", value);
  toy.value = value;
}
</script>

<style scoped>
.father {
  background-color: rgb(165, 164, 164);
  padding: 20px;
  border-radius: 10px;
}
</style>
